Montana Severe Thunderstorm Warning | Effective 05/13/2026 18:29

Headline: 
Severe Thunderstorm Warning issued May 13 at 7:29PM MDT until May 13 at 8:30PM MDT by NWS Glasgow MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 13, 2026 - 6:29pm
Expires: 
May 13, 2026 - 7:30pm
Description: 
SVRGGW The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... Eastern Phillips County in northeastern Montana... Garfield County in northeastern Montana... Southern Valley County in northeastern Montana... Western McCone County in northeastern Montana... Northwestern Prairie County in northeastern Montana... * Until 830 PM MDT. * At 729 PM MDT, severe thunderstorms were located along a line extending from 9 miles southwest of Malta to 29 miles south of Hinsdale to 6 miles north of Hillside, moving northeast at 45 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Glasgow, Malta, Jordan, Whitewater, Nashua, Fort Peck, Saco, Duck Creek Rec Area, Brockway, Hillside, Hell Creek Rec Area, Flowing Wells Rest Area, St. Marie, Brusett, The Pines Rec Area, Tampico, Hinsdale, Fort Peck Marina, Cohagen, and Nelson Creek Rec Area.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. If on or near Fort Peck Lake, get away from the water and move indoors or inside a vehicle. Remember, lightning can strike out to 15 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm.
Area Description: 
Garfield, MT; McCone, MT; Phillips, MT; Prairie, MT; Valley, MT
Forcast Office: 
NWS Glasgow MT